diff --git a/tests/riscof/config.ini b/tests/riscof/config.ini
index ae5a2f13b..961157460 100644
--- a/tests/riscof/config.ini
+++ b/tests/riscof/config.ini
@@ -9,6 +9,9 @@ pluginpath={0}/spike
 ispec={0}/spike/spike_rv{1}_isa.yaml
 pspec={0}/spike/spike_platform.yaml
 target_run=1
+# Optional as mentioned in https://riscof.readthedocs.io/en/latest/inputs.html#config-ini-syntax
+jobs=4
 
 [sail_cSim]
 pluginpath={0}/sail_cSim
+jobs=4
\ No newline at end of file